#ifndef EQUIPMENT_HPP
#define EQUIPMENT_HPP

#include <iostream>

class Light
{
private:
public:
    void On()
    {
        std::cout << "Light is on!" << std::endl;
    }

    void Off()
    {
        std::cout << "Light is off!" << std::endl;
    }
};

class TV
{
public:
    void On()
    {
        std::cout << "TV is on!" << std::endl;
    }

    void Off()
    {
        std::cout << "TV is off!" << std::endl;
    }
private:
};

#endif